| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 23 | -8 | -25.9% | 30 Sep 2025 |
| Q2 2025 | 26 | -6 | -17.7% | 30 Jun 2025 |
| Q1 2025 | 29 | -3 | -10% | 31 Mar 2025 |
| Q4 2024 | 33 | +2 | +5.7% | 31 Dec 2024 |
| Q3 2024 | 32 | +3 | +8.6% | 30 Sep 2024 |
| Q2 2024 | 32 | +6 | +24.2% | 30 Jun 2024 |
| Q1 2024 | 32 | +8 | +30.9% | 31 Mar 2024 |
| Q4 2023 | 31 | +6 | +23.2% | 31 Dec 2023 |
| Q3 2023 | 29 | +0 | +1.3% | 30 Sep 2023 |
| Q2 2023 | 26 | -6 | -18.4% | 30 Jun 2023 |
| Q1 2023 | 25 | -9 | -25.9% | 31 Mar 2023 |
| Q4 2022 | 25 | -9 | -25.7% | 31 Dec 2022 |
| Q3 2022 | 29 | -3 | -8.4% | 30 Sep 2022 |
| Q2 2022 | 31 | -0 | -0.44% | 30 Jun 2022 |
| Q1 2022 | 33 | +1 | +2.5% | 31 Mar 2022 |
| Q4 2021 | 34 | +4 | +11.7% | 31 Dec 2021 |
| Q3 2021 | 32 | +1 | +2.3% | 30 Sep 2021 |
| Q2 2021 | 32 | +1 | +4% | 30 Jun 2021 |
| Q1 2021 | 32 | +3 | +8.3% | 31 Mar 2021 |
| Q4 2020 | 31 | -1 | -2.9% | 31 Dec 2020 |
| Q3 2020 | 31 | +1 | +3.5% | 30 Sep 2020 |
| Q2 2020 | 30 | +1 | +3.8% | 30 Jun 2020 |
| Q1 2020 | 30 | +2 | +8.7% | 31 Mar 2020 |
| Q4 2019 | 31 | +4 | +13.6% | 31 Dec 2019 |
| Q3 2019 | 30 | +1 | +3.7% | 30 Sep 2019 |
| Q2 2019 | 29 | -0 | -0.83% | 30 Jun 2019 |
| Q1 2019 | 28 | -4 | -13.8% | 31 Mar 2019 |
| Q4 2018 | 28 | -5 | -15.1% | 31 Dec 2018 |
| Q3 2018 | 29 | -5 | -13.8% | 30 Sep 2018 |
| Q2 2018 | 30 | +3 | +11.9% | 30 Jun 2018 |
| Q1 2018 | 32 | +9 | +36.7% | 31 Mar 2018 |
| Q4 2017 | 33 | +11 | +49% | 31 Dec 2017 |
| Q3 2017 | 33 | +12 | +57.7% | 30 Sep 2017 |
| Q2 2017 | 26 | +5 | +23.3% | 30 Jun 2017 |
| Q1 2017 | 23 | +1 | +6.4% | 31 Mar 2017 |
| Q4 2016 | 22 | -0 | -0.67% | 31 Dec 2016 |
| Q3 2016 | 21 | -1 | -5.3% | 30 Sep 2016 |
| Q2 2016 | 21 | -3 | -11.3% | 30 Jun 2016 |
| Q1 2016 | 22 | -2 | -9.3% | 31 Mar 2016 |
| Q4 2015 | 22 | -3 | -12.8% | 31 Dec 2015 |
| Q3 2015 | 22 | -5 | -17% | 30 Sep 2015 |
| Q2 2015 | 24 | -3 | -10.8% | 30 Jun 2015 |
| Q1 2015 | 24 | -4 | -15.4% | 31 Mar 2015 |
| Q4 2014 | 25 | -5 | -16.2% | 31 Dec 2014 |
| Q3 2014 | 27 | -4 | -12.3% | 30 Sep 2014 |
| Q2 2014 | 27 | -5 | -15.3% | 30 Jun 2014 |
| Q1 2014 | 29 | -3 | -9.5% | 31 Mar 2014 |
| Q4 2013 | 30 | -1 | -4.5% | 31 Dec 2013 |
| Q3 2013 | 31 | -2 | -5.6% | 30 Sep 2013 |
| Q2 2013 | 32 | -1 | -3.5% | 30 Jun 2013 |
| Q1 2013 | 32 | -3 | -8.7% | 31 Mar 2013 |
| Q4 2012 | 32 | -4 | -11.5% | 31 Dec 2012 |
| Q3 2012 | 32 | -4 | -11.6% | 30 Sep 2012 |
| Q2 2012 | 33 | -5 | -12.1% | 30 Jun 2012 |
| Q1 2012 | 35 | -0 | -0.79% | 31 Mar 2012 |
| Q4 2011 | 36 | +2 | +5.5% | 31 Dec 2011 |
| Q3 2011 | 37 | 30 Sep 2011 | ||
| Q2 2011 | 38 | 30 Jun 2011 | ||
| Q1 2011 | 35 | 31 Mar 2011 | ||
| Q4 2010 | 34 | 31 Dec 2010 |